Turn to the HVAC Licensing Study Guide for everything you need to prepare for and pass the major HVAC licensing exams on the very first try! Designed to boost confidence, skills, and knowledge, this unique career-building resource contains over 800 practice questions and answers, essential calculations, and step-by-step troubleshooting tips for the job site. This on-target book presents a wealth of current information and is filled with over 200 detailed illustrations.
Mark R Miller
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